RHSA-2021:1131 — Security Advisory
Red Hat Security Advisory: openssl security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · April 8, 2021
Updated · September 21, 2026
Topic
An update for openssl is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.
Security Fix(es):
- openssl: NULL pointer dereference in signature_algorithms processing (CVE-2021-3449)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.